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Refactor config format to be more clear.

This commit is contained in:
vedanshujain 2022-03-24 15:38:16 +05:30
parent 5d6eaff099
commit 48356c213f
1 changed files with 28 additions and 14 deletions
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42
plugins/woocommerce/src/Database/Migrations/CustomOrderTable/MetaToCustomTableMigrator.php
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@ -5,7 +5,7 @@
namespace Automattic\WooCommerce\DataBase\Migrations\CustomOrderTable;
use MigrationHelper;
use Automattic\WooCommerce\DataBase\Migrations\MigrationHelper;
/**
* Class MetaToCustomTableMigrator.
@ -94,7 +94,7 @@ class MetaToCustomTableMigrator {
/**
* Generate SQL for data insertion.
*
* @param array $batch Data to generate queries for. Will be 'data' array returned by `$this->fetch_data_for_migration()` method.
* @param array $batch Data to generate queries for. Will be 'data' array returned by `$this->fetch_data_for_migration()` method.
* @param string $insert_switch Insert command to use in generating queries, could be insert, insert_ignore, or replace.
*
* @return string Generated queries for insertion for this batch, would be of the form:
@ -107,7 +107,7 @@ class MetaToCustomTableMigrator {
global $wpdb;
// TODO: Add code to validate params.
$table = $this->schema_config['destination_table'];
$table = $this->schema_config['destination']['table_name'];
$insert_query = MigrationHelper::get_insert_switch( $insert_switch );
$columns = array();
@ -187,10 +187,14 @@ class MetaToCustomTableMigrator {
*/
private function build_entity_table_query( $where_clause, $batch_size, $order_by ) {
global $wpdb;
$entity_table = MigrationHelper::escape_backtick( $this->schema_config['entity_schema']['table_name'] );
$primary_id_column = MigrationHelper::escape_backtick( $this->schema_config['entity_schema']['primary_id'] );
$entity_rel_column = MigrationHelper::escape_backtick( $this->schema_config['entity_meta_relation']['entity_rel_column'] );
$entity_keys = array();
$source_entity_table = MigrationHelper::escape_backtick( $this->schema_config['source']['entity']['table_name'] );
$source_meta_rel_id_column = MigrationHelper::escape_backtick( $this->schema_config['source']['entity']['meta_rel_column'] );
$source_destination_rel_id_column = MigrationHelper::escape_backtick( $this->schema_config['source']['entity']['destination_rel_column'] );
$destination_table = MigrationHelper::escape_backtick( $this->schema_config['destination']['table_name'] );
$destination_source_rel_id_column = MigrationHelper::escape_backtick( $this->schema_config['destination']['source_rel_column'] );
$entity_keys = array();
foreach ( $this->core_column_mapping as $column_name => $column_schema ) {
if ( isset( $column_schema['select_clause'] ) ) {
$select_clause = $column_schema['select_clause'];
@ -200,10 +204,20 @@ class MetaToCustomTableMigrator {
}
}
$entity_column_string = implode( ', ', $entity_keys );
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- $entity_table, $primary_id_column and $entity_column_string is escaped for backticks. $where clause and $order_by should already be escaped.
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- $source_meta_rel_id_column, $source_destination_rel_id_column etc is escaped for backticks. $where clause and $order_by should already be escaped.
$query = $wpdb->prepare(
"
SELECT `$primary_id_column` as primary_key_id, `$entity_rel_column` AS entity_rel_column, $entity_column_string FROM $entity_table WHERE $where_clause ORDER BY $order_by LIMIT %d;
SELECT
`$source_entity_table`.`$source_meta_rel_id_column` as entity_meta_rel_id,
`$source_entity_table`.`$source_destination_rel_id_column` AS destination_rel_id,
CASE
WHEN EXISTS( `$destination_table`.`$destination_source_rel_id_column` ) THEN 'replace'
ELSE 'insert'
END as insert_switch,
$entity_column_string
FROM `$source_entity_table`
LEFT JOIN `$destination_table` ON `$destination_table`.`$destination_source_rel_id_column` = `$source_entity_table`.`$source_destination_rel_id_column`
WHERE $where_clause ORDER BY $order_by LIMIT %d;
",
array(
$batch_size,
@ -224,11 +238,11 @@ SELECT `$primary_id_column` as primary_key_id, `$entity_rel_column` AS entity_re
*/
private function build_meta_data_query( $entity_ids ) {
global $wpdb;
$meta_table = MigrationHelper::escape_backtick( $this->schema_config['entity_meta_schema']['table_name'] );
$meta_table = MigrationHelper::escape_backtick( $this->schema_config['source']['meta']['table_name'] );
$meta_keys = array_keys( $this->meta_column_mapping );
$meta_key_column = MigrationHelper::escape_backtick( $this->schema_config['entity_meta_schema']['meta_key_column'] );
$meta_value_column = MigrationHelper::escape_backtick( $this->schema_config['entity_meta_schema']['meta_value_column'] );
$meta_table_relational_key = MigrationHelper::escape_backtick( $this->schema_config['entity_meta_relation']['meta_rel_column'] );
$meta_key_column = MigrationHelper::escape_backtick( $this->schema_config['source']['meta']['meta_key_column'] );
$meta_value_column = MigrationHelper::escape_backtick( $this->schema_config['source']['meta']['meta_value_column'] );
$meta_table_relational_key = MigrationHelper::escape_backtick( $this->schema_config['source']['entity']['meta_rel_column'] );
$meta_column_string = implode( ', ', array_fill( 0, count( $meta_keys ), '%s' ) );
$entity_id_string = implode( ', ', array_fill( 0, count( $entity_ids ), '%d' ) );
@ -324,7 +338,7 @@ WHERE
/**
* Validate and transform data so that we catch as many errors as possible before inserting.
*
* @param mixed $value Actual data value.
* @param mixed $value Actual data value.
* @param string $type Type of data, could be decimal, int, date, string.
*
* @return float|int|mixed|string|\WP_Error